Vol. 7 No. 2 (2009): JULY

Articles

• Investigation of Variance Estimators for Adaptive Cluster Sampling with a Single Primary Unit

  Urairat Netharn

  101-129

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• An application of multiple criteria decision making in combining environmental indices of five air pollution indicators

  Satinee Lertprapai, Montip Tiensuwan

  131-145

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• Inference Concerning the Conversion Efficiency for a Special Predator-prey System

  Sévérien Nkurunzizal, S. Ejaz Ahmed

  147-160

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• Confidence intervals for the difference of two normal population means with one variance unknown

  Suparat Niwitpong

  161-177

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• A Study of the Performance of EWMA Chart with Transformed Weibull Observations

  Saowanit Sukparungsee, Yupaporn Areepong

  179-191

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• Improved Confidence Intervals for a Coefficient of Variation of a Normal Distribution

  Wararit Panichkitkosolkul

  193-199

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• Confidence Intervals for the Differences between the Means Using Jackknife Method after ANOVA for Data with Outliers

  Jeerapa Sappakitkamjorn, Sa-aat Niwitpong*

  201-209

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